Fig. 2.

Tissue localization of OsYSL16. a OsYSL16 promoter-GUS activity in leaf blades. b Large vascular bundle of the leaf. c Unelongated node. d Part of a root not showing a striped pattern. e Part of a root showing a striped pattern. f, g Main root. h, i Horizontal root section. Images g and i are from a plant grown under Fe-deficient conditions (–Fe), and others represent growth under normal conditions. Scale bars are 200 μm. j Seeds 1 day after germination. k Seeds 2 days after germination. l Seeds 3 days after germination